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Eodiscus

Artiopoda - Agnostida - Eodiscidae

Taxonomy
Eodiscus was named by Matthew (1896) [Sepkoski's age data: Cm Boto Cm uMid-m Sepkoski's reference number: 466,467]. It is not extant.

It was reranked as Microdiscus (Eodiscus) by Matthew (1896).

It was assigned to Microdiscus by Matthew (1896); to Eodiscidae by Rasetti (1952), Whittington et al. (1997); and to Agnostida by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1896Eodiscus Matthew
1896Microdiscus (Eodiscus) Matthew
1943Deltadiscus Kobayashi
1952Eodiscus Rasetti p. 447
1997Eodiscus Whittington et al. p. 400
2002Eodiscus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
RankNameAuthor
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
orderAgnostidaSalter 1864
suborderEodiscina
familyEodiscidaeRaymond 1913
genusEodiscusMatthew 1896

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Eodiscus Matthew 1896
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Subg. †Eodiscus (Serrodiscus) Richter and Richter 1941
†Eodiscus bellimarginatus Shaler and Foerste 1888
†Eodiscus borealis Westergård 1946
†Eodiscus punctatus Salter 1864
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Invalid names: Microdiscus eucentrus Linnarsson 1883 [synonym]
†Eodiscus scanicus Linnarsson 1883
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Invalid names: Dawsonia canadensis Kobayashi 1944 [synonym], Eodiscus praecursor Matthew 1886 [synonym], Eodiscus pulchellus Hartt in Walcott 1884 [synonym]
†Eodiscus simplex Cobbold 1931
Invalid names: Deltadiscus Kobayashi 1943 [synonym], Microdiscus [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Entire body: yesf
Adult length: 1.0 to < 10f
Adult width: 1.0 to < 10f
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindg
Created: 2009-12-13 02:28:33
Modified: 2009-12-13 04:28:33
Source: g = genus, f = family, o = order
References: Hendy 2009, Kiessling 2004, Whittington et al. 1997

Age range: base of the Branchian to the top of the Drumian or 516.20000 to 500.50000 Ma

Collections (16 total)


Time interval Ma Country or state Original ID and collection number
Atdabanian521.0 - 516.0Spain E. serratus (225087)
Branchian516.2 - 506.5United Kingdom (England) E. simplex, E. bellimarginatus (79928)
Solvan508.2 - 504.5Sweden (Jämtland) E. borealis (225109)
Middle Cambrian506.5 - 497.0Canada (New Brunswick) Microdiscus punctatus (64535)
Middle Cambrian506.5 - 497.0Greenland E. scanicus (10475 10476 10477 10484 10485)
Drumian504.5 - 500.5Sweden (Jämtland) E. punctatus (240065 240066)
Drumian504.5 - 500.5Sweden E. punctatus (240061)
Menevian504.5 - 499.5Sweden (Scania) E. punctatus, E. scanicus (179691)
Menevian504.5 - 499.5Greenland (Nyeboe Land) E. punctatus (9935)
Menevian504.5 - 499.5United Kingdom (Wales) E. punctatus (193782 193783)